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Finding the Fourth Proportional to 73,034, 109,563.10 and 25,636.79

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Solution

The fourth proportional to 73,034, 109,563.10 and 25,636.79 is: 38,459.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,034 : 109,563.10 = 25,636.79 : x
  2. Step 2: Convert to fraction form
    73,034/109,563.10 = 25,636.79/x
  3. Step 3: Cross multiply
    73,034x = 109,563.10 × 25,636.79
  4. Step 4: Simplify right side
    73,034x = 2,808,846,186.45
  5. Step 5: Solve for x
    x = 2,808,846,186.45/73,034
  6. Step 6: Final answer
    x = 38,459.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.